Clemmons enters his third season with the 49ers, and first as tight ends coach, after spending the previous two seasons (2024-25) as the team's assistant offensive line coach. He joined the 49ers from the Las Vegas Raiders, where he spent four seasons (2020-23) as assistant offensive line coach (2021-23) and offensive quality control (2020).

Clemmons began his NFL coaching career in 2017 with the New England Patriots as a Bill Walsh NFL Diversity Coaching Fellow. Before coaching in the NFL, Clemmons had multiple stops at the collegiate level, serving as an offensive quality control analyst (2019) and graduate assistant (2016-18) at the University of Tennessee, and an offensive intern (2015) at Eastern Kentucky University.

Clemmons enters his third season with the 49ers, and first as tight ends coach, after spending the previous two seasons (2024-25) as the team's assistant offensive line coach. He joined the 49ers from the Las Vegas Raiders, where he spent four seasons (2020-23) as assistant offensive line coach (2021-23) and offensive quality control (2020).

Clemmons began his NFL coaching career in 2017 with the New England Patriots as a Bill Walsh NFL Diversity Coaching Fellow. Before coaching in the NFL, Clemmons had multiple stops at the collegiate level, serving as an offensive quality control analyst (2019) and graduate assistant (2016-18) at the University of Tennessee, and an offensive intern (2015) at Eastern Kentucky University.

A native of Mt. Juliet, TN, Clemmons spent five seasons (2010-14) at Western Kentucky University, appearing in 46 games along the offensive line. He signed as an undrafted free agent with the San Diego Chargers in 2015 before playing one season in the Canadian Football League with the Ottawa Redblacks. He earned his bachelor's degree in biochemistry at Western Kentucky before earning a master's degree in agricultural leadership, education and communications from Tennessee in 2018.